How JavaScript retains specified decimal places
Editor to share with you JavaScript how to retain the specified decimal places, I believe that most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to know it!
Keep the specified number of decimal places var num = 2.443242342 num.toFixed (4); / / num will be equal to 2.4432
Note that toFixec () returns a string, not a number.
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